The discovery was made by Vince Splain (yank) of The United States using an NVIDIA GeForce GTX 980 in an Intel(R) Core(TM) i7-5960X CPU at 3.00GHz with 16GB RAM, running Microsoft Windows 7 Professional Edition. This GPU took about 14 minutes to probable prime (PRP) test with GeneferOCL4. Vince is a member of the US Navyteam.

The prime was verified on 20 March 2017, 03:07:07 UTC by Brett Melvold (AgentQ) of Australia using an AMD R9 Fury Series GPU in an Intel(R) Core(TM) i7-5820K CPU at 3.30GHz with 32GB RAM, running Microsoft Windows 10 Professional Edition. This GPU took about 25 minutes to probable prime (PRP) test with GeneferOCL4. Brett is a member of the BOINC@AUSTRALIA team.

The PRP was confirmed prime by an Intel(R) Core(TM) i7-7700K CPU @ 4.20GHz with 16GB RAM, running Microsoft Windows 10 Professional. This computer took about 2 hours 38 minutes to complete the primality test using LLR.